In the Linux kernel 5.0.21, mounting a crafted btrfs filesystem image, performing some operations, and then making a syncfs system call can lead to a use-after-free in __mutex_lock in kernel/locking/mutex.c. This is related to mutex_can_spin_on_owner in kernel/locking/mutex.c, __btrfs_qgroup_free_meta in fs/btrfs/qgroup.c, and btrfs_insert_delayed_items in fs/btrfs/delayed-inode.c.
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Affected Vendors & Products
References
History
No history.
MITRE
Status: PUBLISHED
Assigner: mitre
Published: 2019-12-17T05:43:52
Updated: 2024-08-05T02:25:12.703Z
Reserved: 2019-12-16T00:00:00
Link: CVE-2019-19813
Vulnrichment
No data.
NVD
Status : Modified
Published: 2019-12-17T06:15:12.780
Modified: 2024-11-21T04:35:26.520
Link: CVE-2019-19813
Redhat